Loudspeaker



FIG. 1 is a front and top perspective view of a loudspeaker showing our new design;

FIG. 2 is a bottom plan view;

FIG. 3 is a rear elevational view;

FIG. 4 is a rear and bottom perspective view;

FIG. 5 is a top plan view; and

FIG. 6 is a right side elevational view, the left side being a mirror image thereof. 

The ornamental design for a loudspeaker, as shown and described. 